/*
 * Copyright 2020 Makani Technologies LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef AVIONICS_FIRMWARE_DRIVERS_MCP9800_H_
#define AVIONICS_FIRMWARE_DRIVERS_MCP9800_H_

#include <stdbool.h>
#include <stdint.h>

#include "avionics/firmware/drivers/mcp9800_types.h"

typedef enum {
  kMcp9800StateSetConfig,
  kMcp9800StateGetTa,
  kMcp9800StateIdle
} Mcp9800State;

typedef struct {
  Mcp9800State state;
  bool first_entry;
  bool error;
  uint16_t ta_raw;
} Mcp9800;

void Mcp9800Init(Mcp9800 *device);
bool Mcp9800Poll(const Mcp9800Config *config, Mcp9800 *device);

#endif  // AVIONICS_FIRMWARE_DRIVERS_MCP9800_H_
